import {
  Card,
  Breadcrumb,
  Form,
  Button,
  Radio,
  Input,
  Upload,
  Space,
  Select,
  message
} from 'antd'
import { PlusOutlined } from '@ant-design/icons'
import { Link, useSearchParams } from 'react-router-dom'
import './index.scss'
import ReactQuill from 'react-quill'
import 'react-quill/dist/quill.snow.css'
import { useEffect, useState } from 'react'
import {
  articlePublishAPI,
  editArticleAPI,
  getArticleDetailAPI
} from '../../apis/article'
import { useChannel } from '../../hooks/useChannel'

const { Option } = Select

const Publish = () => {
  const [form] = Form.useForm()
  // 获取频道
  const channelList = useChannel()

  // 提交逻辑
  const onFinish = formData => {
    if (imageList.length !== imageType)
      return message.warning('请上传正确数量的图片')
    const requestData = {
      cover: {
        type: imageType,
        images: imageList.map(item => {
          if (item.response) {
            return item.response.data.url
          } else {
            return item.url
          }
        })
      },
      ...formData
    }

    if (articleId) {
      editArticleAPI({ ...requestData, id: articleId })
      form.resetFields()
      message.success('编辑成功')
    } else {
      articlePublishAPI(requestData)
      form.resetFields()
      message.success('上传成功')
    }
  }
  // 图片上传
  const [imageList, setImageList] = useState([])
  const onUploadChange = value => {
    setImageList(value.fileList)
  }

  // 上传框条件渲染
  const [imageType, setImageType] = useState(1)
  const onTypeChange = e => {
    setImageType(e.target.value)
  }

  // 回填
  const [searchParams] = useSearchParams()
  const articleId = searchParams.get('id')

  useEffect(() => {
    async function getArticleDetail () {
      const res = await getArticleDetailAPI(articleId)
      form.setFieldsValue({
        ...res.data,
        type: res.data.cover.type
      })

      setImageType(res.data.cover.type)

      setImageList(
        res.data.cover.images.map(url => {
          return { url }
        })
      )
    }
    if (articleId) getArticleDetail()
  }, [articleId, form])

  return (
    <div className='publish'>
      <Card
        title={
          <Breadcrumb
            items={[
              { title: <Link to={'/home'}>首页</Link> },
              { title: `${articleId ? '编辑文章' : '发布文章'}` }
            ]}
          />
        }
      >
        <Form
          labelCol={{ span: 4 }}
          wrapperCol={{ span: 16 }}
          initialValues={{ type: 1 }}
          onFinish={onFinish}
          form={form}
        >
          <Form.Item
            label='标题'
            name='title'
            rules={[{ required: true, message: '请输入文章标题' }]}
          >
            <Input placeholder='请输入文章标题' style={{ width: 400 }} />
          </Form.Item>
          <Form.Item
            label='频道'
            name='channel_id'
            rules={[{ required: true, message: '请选择文章频道' }]}
          >
            <Select placeholder='请选择文章频道' style={{ width: 400 }}>
              {channelList.map(item => {
                return (
                  <Option key={item.id} value={item.id}>
                    {item.name}
                  </Option>
                )
              })}
            </Select>
          </Form.Item>
          <Form.Item label='封面'>
            <Form.Item name='type'>
              <Radio.Group onChange={onTypeChange}>
                <Radio value={1}>单图</Radio>
                <Radio value={3}>三图</Radio>
                <Radio value={0}>无图</Radio>
              </Radio.Group>
            </Form.Item>
            {imageType > 0 && (
              <Upload
                name='image'
                listType='picture-card'
                showUploadList
                action={'http://geek.itheima.net/v1_0/upload'}
                onChange={onUploadChange}
                maxCount={imageType}
                fileList={imageList}
              >
                <div style={{ marginTop: 8 }}>
                  <PlusOutlined />
                </div>
              </Upload>
            )}
          </Form.Item>
          <Form.Item
            label='内容'
            name='content'
            rules={[{ required: true, message: '请输入文章内容' }]}
          >
            <ReactQuill
              className='publish-quill'
              theme='snow'
              placeholder='请输入文章内容'
            />
          </Form.Item>

          <Form.Item wrapperCol={{ offset: 4 }}>
            <Space>
              <Button size='large' type='primary' htmlType='submit'>
                发布文章
              </Button>
            </Space>
          </Form.Item>
        </Form>
      </Card>
    </div>
  )
}

export default Publish
